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Dog Genetics Calculators and Tools

These calculators predict the likely colors, patterns or morphs from a dog pairing, using the known inheritance of each trait. The tool is free, quick and based on dog reference data.

Genetics1 tool

The dog genetics tool

Dog Genetics tools: what they help with

These calculators predict the likely colors, patterns or morphs from a dog pairing, using the known inheritance of each trait. Understanding genetics helps breeders avoid pairings linked to health problems and set realistic expectations about offspring.

What to know about genetics and morphs for dogs

Dogs typically live 10 to 13 years. Dogs live indoors with their family, needing daily exercise, mental stimulation, and a securely fenced outdoor area for larger or high-energy breeds.

Dog quick facts

Reference values for dogs from the species data behind this tool.
MeasureDog
Typical lifespan10–13 years
DietOmnivore
Mature atAbout 1 years
Pregnancy58–68 days
Litter size1–8
Humidity40–60%

A practical tip

Results are probabilities across many offspring, not a guarantee for one litter or clutch. Hidden recessive genes can also surprise you.

Other dog topics

Dog care rarely sits in one box. You may also find these useful: dog age tools, dog behavior tools, dog breeding tools and dog cost tools. Or see every dog tool in one place.

Genetics tools for other pets

The same kind of tool exists for other species, each using that animal's own reference data: cat genetics, rabbit genetics, hamster genetics and guinea pig genetics.

Frequently asked questions

How do dog genetics calculators work?

They apply standard inheritance rules to the traits you enter for each parent, then show the expected share of offspring with each outcome.

Which dog genetics tool should I use first?

Most people start with the Dog Coat Color Genetics Calculator, the most used tool in this group. If your question is more specific, the list above describes what each of the 1 tools does.

How accurate are the results?

They are estimates based on published reference data for dogs, and each tool lists its sources. Individual animals vary, so treat results as a guide and check health decisions with your vet.